On going from right to left in a period in the periodic table the electronegativity of the elements

Decreases first then increases

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Increases

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Decreases

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Remain unchanged

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Solution

The correct option is B Increases
Electronegativity increases as moving from right to left along a period due to increase in effective nuclear charge.

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Similar questions

Explain the following
(i) Electronegativity of elements increase on moving from left to right in the periodic table.

(ii) Ionisation enthalpy decreases in a group from top to bottom.

(a) What is a period in a periodic table? How do atomic structures (electron arrangements) change in a period with the increase in atomic numbers from left to right?

(b) How do the following change on going from left to right in a period of the periodic table?

(i) Chemical reactivity of elements (ii) Nature of oxides of elements

Give examples in support of your answer.

Q. Choose the correct answer:
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
(a) Atomic size increases from left to right across a period.
(b) Ionisation potential increases from left to right across a period.
(c) Electron affinity increases going down a group.
(d) Electronegativity increases going down a group.

(a) How does the size of atoms (atomic size) generally vary in going from left to right in a period of the periodic table? Why does it vary this way?

(b) What happens to the metallic character of the elements as we move from left to right in a period of the periodic table?

Q. While going from right to left across a period in the modern periodic table, the electronegativity of elements:

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On going from right to left in a period in the periodic table the electronegativity of the elements

The correct option is B IncreasesElectronegativity increases as moving from right to left along a period due to increase in effective nuclear charge.

The correct option is B Increases
Electronegativity increases as moving from right to left along a period due to increase in effective nuclear charge.